<?php

class TeacherController extends RController
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
				'rights',
			//'accessControl', // perform access control for CRUD operations
			//'postOnly + delete', // we only allow deletion via POST request
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view','listProject','commitProject','teacherProject','teacherCommit'),
				'users'=>array('*'),
			),
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update'),
				'users'=>array('@'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('admin'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionListProject($tid)
	{
		$model=new Project('search');
		$student=new Student();
		$regStudent=new RegStudent();
		$student->regStudent=$regStudent;
		$model->student=$student;
		 if($tid){
			$teacher=Teacher::model()->findByPk($tid);
			if ($teacher){	
				$teachers[]=$teacher;		
			}else{
				$teacher=new Teacher();
				$teachers[]=$teacher;
			}
		}else{
			$teacher=new Teacher();
			$teachers[]=$teacher;
		}
		$model->teachers=$teachers;
		//$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Project'])){
			$model->attributes=$_GET['Project'];
			if (isset($_GET['RegStudent'])) {
			$regStudent->attributes=$_GET['RegStudent'];
			$student->regStudent=$regStudent;
			$model->student=$student;
			}
		}

		$this->render('listProject',array(
			'model'=>$model,
			'regStudent'=>$regStudent,
		));
	}
	public function actionTeacherProject()
	{
		
			$tid=Yii::app()->user->id;
	
		$model=new Project('search');
		$student=new Student();
		$regStudent=new RegStudent();
		$student->regStudent=$regStudent;
		$model->student=$student;
		if($tid){
			$teacher=Teacher::model()->findByPk($tid);
			if ($teacher){
				$teachers[]=$teacher;
			}else{
				$teacher=new Teacher();
				$teachers[]=$teacher;
			}
		}else{
			$teacher=new Teacher();
			$teachers[]=$teacher;
		}
		$model->teachers=$teachers;
		//$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Project'])){
			$model->attributes=$_GET['Project'];
			if (isset($_GET['RegStudent'])) {
				$regStudent->attributes=$_GET['RegStudent'];
				$student->regStudent=$regStudent;
				$model->student=$student;
			}
		}
	
		$this->render('teacherProject',array(
				'model'=>$model,
				'regStudent'=>$regStudent,
		));
	}
	public function actionTeacherCommit()
	{
	
			$tid=Yii::app()->user->id;
	
		$model=new Project('search');
		$student=new Student();
		$regStudent=new RegStudent();
		$student->regStudent=$regStudent;
		$model->student=$student;
		if($tid){
			$teacher=Teacher::model()->findByPk($tid);
			if ($teacher){
				$commitee=new Committee();
				$commitee->teacherID=$teacher->teacherID;
				$committees[]=$commitee;
	
			}else{
				$commitee=new Committee();
				$committees[]=$commitee;
			}
		}else{
			$commitee=new Committee();
			$committees[]=$commitee;
		}
		$exam=new Exam();
		$exam->committees=$committees;
		$exams[]=$exam;
		$model->exams=$exams;
		//$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Project'])){
			$model->attributes=$_GET['Project'];
			if (isset($_GET['RegStudent'])) {
				$regStudent->attributes=$_GET['RegStudent'];
				$student->regStudent=$regStudent;
				$model->student=$student;
			}
		}
	
		$this->render('teacherCommit',array(
				'model'=>$model,
				'regStudent'=>$regStudent,
		));
	}
	public function actionCommitProject($tid)
	{
		$model=new Project('search');
		$student=new Student();
		$regStudent=new RegStudent();
		$student->regStudent=$regStudent;
		$model->student=$student;
		if($tid){
			$teacher=Teacher::model()->findByPk($tid);
			if ($teacher){
				$commitee=new Committee();
				$commitee->teacherID=$teacher->teacherID;
				$committees[]=$commitee;

			}else{
				$commitee=new Committee();
				$committees[]=$commitee;
			}
		}else{
			$commitee=new Committee();
			$committees[]=$commitee;
		}
		$exam=new Exam();
		$exam->committees=$committees;
		$exams[]=$exam;
		$model->exams=$exams; 
		//$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Project'])){
			$model->attributes=$_GET['Project'];
			if (isset($_GET['RegStudent'])) {
				$regStudent->attributes=$_GET['RegStudent'];
				$student->regStudent=$regStudent;
				$model->student=$student;
			}
		}
		
		$this->render('commitProject',array(
				'model'=>$model,
				'regStudent'=>$regStudent,
		));
	}
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Teacher;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Teacher']))
		{
			$model->attributes=$_POST['Teacher'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->teacherID));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	
	public function actionSearchStudent(){
		$model=new Student('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Student']))
			$model->attributes=$_GET['Student'];
		
		$this->render('liststudent',array(
				'model'=>$model,
		));
	}
	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Teacher']))
		{
			$model->attributes=$_POST['Teacher'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->teacherID));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		$this->loadModel($id)->delete();

		// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
		if(!isset($_GET['ajax']))
			$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('Teacher');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new UserAccount('search');
		$model->unsetAttributes();  // clear any default values
		$model->user_type="teacher";
		if(isset($_GET['Teacher']))
			$model->attributes=$_GET['UserAccount'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer $id the ID of the model to be loaded
	 * @return Teacher the loaded model
	 * @throws CHttpException
	 */
	public function loadModel($id)
	{
		$model=Teacher::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param Teacher $model the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='teacher-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
